OO3578
OO3578 (SkyWest Airlines) is a multi-stop service on 3 routes, busiest Lewiston to Salt Lake City. Of 445 departures recorded from June 2025 to July 2026, 91.2% left on time, according to the US BTS.
- On-time departures91.2%of 445 flights
- Average delay3.2 min
- July 202631▼ 50.0%vs July 2025
- Cancelled0.2%
- Legs flown under this number3
Recorded departures by month
Short series — OO3578 has only 9 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods9 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | 46 | 24 | ▼ 47.8% |
| July | 62 | 31 | ▼ 50.0% |
| August | 62 | – | – |
| September | 60 | – | – |
| October | 62 | – | in progress |
| November | 60 | – | – |
| December | 38 | – | – |
according to the US BTS · June 2025 → July 2026
On-time departures by month
Short series — OO3578 has only 9 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods9 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | 97.8% | 70.8% | ▼ 27.6% |
| July | 91.9% | 70.0% | ▼ 23.9% |
| August | 87.1% | – | – |
| September | 100.0% | – | – |
| October | 100.0% | – | in progress |
| November | 96.7% | – | – |
| December | 81.6% | – | – |
according to the US BTS · June 2025 → July 2026
Average departure delay by month
Short series — OO3578 has only 9 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · June 2025 → July 2026
Cancelled departures by month
Short series — OO3578 has only 9 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods9 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | 0 | 0 | – |
| July | 0 | 1 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · June 2025 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 99.8% 444
- Cancelled 0.2% 1
Share of all recorded flights in the period, all legs. · Jun 8, 2025 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SLC LWS Salt Lake City International Airport – Lewiston Nez Perce County Airport | 741 | 0.1 min | 94.4% | 195 |
| LWS SLC Lewiston Nez Perce County Airport – Salt Lake City International Airport | 741 | 1.7 min | 93.9% | 195 |
| MSP FSD Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field – Sioux Falls Regional Airport | 315 | 19.9 min | 70.4% | 55 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| June 2025 | 46 | 46 | 97.8% | 0 |
| July 2025 | 62 | 62 | 91.9% | 0 |
| August 2025 | 62 | 62 | 87.1% | 0 |
| September 2025 | 60 | 60 | 100.0% | 0 |
| October 2025 | 62 | 62 | 100.0% | 0 |
| November 2025 | 60 | 60 | 96.7% | 0 |
| December 2025 | 38 | 38 | 81.6% | 0 |
| June 2026 | 24 | 24 | 70.8% | 0 |
| July 2026 | 31 | 30 | 70.0% | 1 |